package realQuestion.zhongXin;

import java.util.Scanner;

public class Main3 {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String next = scanner.next();
        StringBuffer stringBuffer = new StringBuffer();
        for (char cur:
             next.toCharArray()) {
            if (cur!='a'&&cur!='e'&&cur!='i'&&cur!='o'&&cur!='u'&&
            cur!='A'&& cur!='E'&& cur!='I'&& cur!='O'&& cur!='U'){
                stringBuffer.append(Character.toUpperCase(cur));
                continue;
            }
            switch (cur){
                case 'A':cur='a';break;
                case 'E':cur='e';break;
                case 'I':cur='i';break;
                case 'O':cur='o';break;
                case 'U':cur='u';break;
            }
            stringBuffer.append(cur);
        }
        System.out.println(stringBuffer.toString());

//        char[] chars = next.toCharArray();
//        for (int i = 0; i < chars.length; i++) {
//            if (chars[i]=='a'||
//                    chars[i]=='e'||chars[i]=='i'||chars[i]=='o'||chars[i]=='u'
//            ){
//                chars[i]=(char)(chars[i]-('a'-'A'));
//                System.out.print(chars[i]);
//            }else {
//                System.out.print(chars[i]);
//            }
//
//        }

    }



}
